oj.uz

Submission #103611

# Submission time Handle Problem Language Result Execution time Memory
103611 2019-04-01T07:19:09 Z Alliance Exhibition (JOI19_ho_t2) C++14
100 / 100
 98 ms 4660 KB 
// In the name of Allah. Ya ali!
#include<bits/stdc++.h>
#define double long double
typedef long long ll;
const ll MAX_N = 1e5+10;
const ll MOD = 1e9+7;
using namespace std;

pair<int,int> lr[MAX_N];
int a[MAX_N];
int n,m;

int main()
{
    cin >> n >> m;
    for(int i = 1;i<=n;++i)
        scanf("%d%d",&lr[i].second,&lr[i].first);
    for(int i = 1;i<=m;++i)
        scanf("%d",&a[i]);
    sort(a+1,a+m+1);
    sort(lr+1,lr+n+1);
    int ans = 0;
    int p = n;
    for(int i = m;i>=1 and p>0;--i)
    {
        while(p and lr[p].second>a[i])
            p--;
        if (p>0)
            ans++;
        p--;
    }
    cout << ans;
    return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:17:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d",&lr[i].second,&lr[i].first);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:19:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&a[i]);
         ~~~~~^~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 384 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 4 ms 384 KB Output is correct
23 Correct 3 ms 384 KB Output is correct
24 Correct 3 ms 384 KB Output is correct
25 Correct 3 ms 384 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 2 ms 256 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 3 ms 384 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 3 ms 384 KB Output is correct
32 Correct 2 ms 384 KB Output is correct
33 Correct 3 ms 384 KB Output is correct
34 Correct 2 ms 384 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 3 ms 384 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 4 ms 384 KB Output is correct
23 Correct 3 ms 384 KB Output is correct
24 Correct 3 ms 384 KB Output is correct
25 Correct 3 ms 384 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 2 ms 256 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 3 ms 384 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 3 ms 384 KB Output is correct
32 Correct 2 ms 384 KB Output is correct
33 Correct 3 ms 384 KB Output is correct
34 Correct 2 ms 384 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 3 ms 384 KB Output is correct
38 Correct 63 ms 1488 KB Output is correct
39 Correct 63 ms 4364 KB Output is correct
40 Correct 59 ms 4472 KB Output is correct
41 Correct 75 ms 4436 KB Output is correct
42 Correct 67 ms 4344 KB Output is correct
43 Correct 72 ms 4396 KB Output is correct
44 Correct 90 ms 4476 KB Output is correct
45 Correct 87 ms 4344 KB Output is correct
46 Correct 72 ms 4436 KB Output is correct
47 Correct 55 ms 3964 KB Output is correct
48 Correct 55 ms 4060 KB Output is correct
49 Correct 51 ms 3576 KB Output is correct
50 Correct 67 ms 3708 KB Output is correct
51 Correct 64 ms 4472 KB Output is correct
52 Correct 70 ms 4344 KB Output is correct
53 Correct 62 ms 4344 KB Output is correct
54 Correct 52 ms 4540 KB Output is correct
55 Correct 68 ms 4472 KB Output is correct
56 Correct 42 ms 3064 KB Output is correct
57 Correct 29 ms 1664 KB Output is correct
58 Correct 38 ms 3116 KB Output is correct
59 Correct 39 ms 3064 KB Output is correct
60 Correct 30 ms 1664 KB Output is correct
61 Correct 52 ms 2556 KB Output is correct
62 Correct 88 ms 4476 KB Output is correct
63 Correct 75 ms 4472 KB Output is correct
64 Correct 98 ms 4340 KB Output is correct
65 Correct 71 ms 4540 KB Output is correct
66 Correct 71 ms 4444 KB Output is correct
67 Correct 75 ms 4336 KB Output is correct
68 Correct 71 ms 4404 KB Output is correct
69 Correct 70 ms 4444 KB Output is correct
70 Correct 75 ms 4472 KB Output is correct
71 Correct 80 ms 4472 KB Output is correct
72 Correct 73 ms 4476 KB Output is correct
73 Correct 82 ms 4660 KB Output is correct